Large-capacity refill for ballpoint pens, Express 735. Fits inside Schneider ballpoint and gel ink pens with "Plug & Play" as well as many others in the market (G2 format). International large-capacity refill, G2 format, permanent. ISO 12757-2 G2. Wear resistant stainless steel tip guarantees clean and complete use of the ink without blotting. Metal refill, length: 98.1 mm. Line width: M. Colour: Green.